Alert archive / Oklahoma / Tornado Warnings in 2018

Tornado Warning 4, NWS Norman, OK

May 2, 2018Caddo County, Kiowa County, Washita County, Oklahoma

NWS Norman, OK issued this tornado warning at May 2, 2018, 5:15 PM CDT for Caddo County, Kiowa County, Washita County, Oklahoma. It was in force for 45 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: May 2, 2018, 5:15 PM CDT (22:15 UTC)
Expired: May 2, 2018, 6:00 PM CDT
In force: 45 min
Issued by: NWS Norman, OK
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 2.0 in

Counties Caddo County, OK, Kiowa County, OK, Washita County, OK

The radar

The Altus AFB radar (KFDR), 96 km from the middle of the area, began a volume at 22:13 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

Time	Report	Where	Remark
May 2, 5:35 PM CDT	TORNADO	6 Ne Mountain View, OK	BRIEF TORNADO OBSERVED.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
May 2, 12:59 PM CDT	Tornado Watch	SPC	9 hr

The nearest sounding before it

Norman, OK (KOUN), launched 12:00Z, 10.3 hours before the alert went out and 121 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 517 J/kg
Mixed-layer CIN: -198 J/kg
Mixed-layer LCL: 695 m above ground
0-6 km bulk shear: 29 kt
0-1 km storm-relative helicity: 139 m²/s²
0-3 km storm-relative helicity: 115 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.4

Open this sounding in Storm Lab

The text

As transmitted.

927 
WFUS54 KOUN 022215
TOROUN
OKC015-075-149-022300-
/O.NEW.KOUN.TO.W.0004.180502T2215Z-180502T2300Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Norman OK
515 PM CDT WED MAY 2 2018

The National Weather Service in Norman has issued a

* Tornado Warning for...
  Southeastern Washita County in western Oklahoma...
  West central Caddo County in southwestern Oklahoma...
  Northeastern Kiowa County in southwestern Oklahoma...

* Until 600 PM CDT
    
* At 515 PM CDT, a severe thunderstorm capable of producing a tornado
  was located near Gotebo, moving east at 35 mph.

  HAZARD...Tornado and hail up to two inches in diameter. 

  SOURCE...Radar indicated rotation. 

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely. 

* Locations impacted include...
  Carnegie, Mountain View, Eakly, Gotebo, Rocky, Fort Cobb Reservoir,
  Alfalfa, Albert, Cloud Chief and Cowden.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a storm shelter, safe room or an interior
room on the lowest floor of a sturdy building. Avoid windows. If you
are outdoors, in a mobile home, or in a vehicle, move to the closest
substantial shelter and protect yourself from flying debris.

&&

LAT...LON 3516 9908 3539 9852 3528 9839 3516 9835
      3504 9897
TIME...MOT...LOC 2215Z 248DEG 31KT 3512 9890 

TORNADO...RADAR INDICATED
HAIL...2.00IN

$$

MAHALE

4 follow-up statements

790 
WWUS54 KOUN 022223
SVSOUN

Severe Weather Statement
National Weather Service Norman OK
523 PM CDT WED MAY 2 2018

OKC015-075-149-022300-
/O.CON.KOUN.TO.W.0004.000000T0000Z-180502T2300Z/
Washita OK-Caddo OK-Kiowa OK-
523 PM CDT WED MAY 2 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 600 PM CDT FOR
SOUTHEASTERN WASHITA...WEST CENTRAL CADDO AND NORTHEASTERN KIOWA
COUNTIES...
    
At 522 PM CDT, a severe thunderstorm capable of producing a tornado
was located 5 miles northwest of Mountain View, moving east at 35
mph.

HAZARD...Tornado and two inch hail. 

SOURCE...Radar indicated rotation. 

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely. 

Locations impacted include...
Carnegie, Mountain View, Eakly, Gotebo, Fort Cobb Reservoir, Alfalfa,
Albert, Cloud Chief and Cowden.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a storm shelter, safe room, or an interior
room on the lowest floor of a sturdy building. Avoid windows. If you
are outdoors, in a mobile home, or in a vehicle, move to the closest
substantial shelter and protect yourself from flying debris.

&&

LAT...LON 3517 9905 3539 9852 3528 9839 3516 9835
      3506 9886
TIME...MOT...LOC 2222Z 248DEG 31KT 3514 9883 

TORNADO...RADAR INDICATED
HAIL...2.00IN

$$

MAHALE

771 
WWUS54 KOUN 022230
SVSOUN

Severe Weather Statement
National Weather Service Norman OK
530 PM CDT WED MAY 2 2018

OKC015-075-149-022300-
/O.CON.KOUN.TO.W.0004.000000T0000Z-180502T2300Z/
Washita OK-Caddo OK-Kiowa OK-
530 PM CDT WED MAY 2 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 600 PM CDT FOR
SOUTHEASTERN WASHITA...WEST CENTRAL CADDO AND NORTHEASTERN KIOWA
COUNTIES...
    
At 530 PM CDT, a severe thunderstorm capable of producing a tornado
was located 4 miles north of Mountain View, moving east at 35 mph.

HAZARD...Tornado and two inch hail. 

SOURCE...Radar indicated rotation. 

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely. 

Locations impacted include...
Carnegie, Mountain View, Eakly, Fort Cobb Reservoir, Alfalfa, Albert,
Cloud Chief and Cowden.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a storm shelter, safe room, or an interior
room on the lowest floor of a sturdy building. Avoid windows. If you
are outdoors, in a mobile home, or in a vehicle, move to the closest
substantial shelter and protect yourself from flying debris.

&&

LAT...LON 3508 9875 3520 9898 3539 9852 3528 9839
      3516 9835
TIME...MOT...LOC 2230Z 248DEG 31KT 3517 9874 

TORNADO...RADAR INDICATED
HAIL...2.00IN

$$

MAHALE

676 
WWUS54 KOUN 022238
SVSOUN

Severe Weather Statement
National Weather Service Norman OK
538 PM CDT WED MAY 2 2018

OKC075-022248-
/O.CAN.KOUN.TO.W.0004.000000T0000Z-180502T2300Z/
Kiowa OK-
538 PM CDT WED MAY 2 2018

...THE TORNADO WARNING FOR NORTHEASTERN KIOWA COUNTY IS CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning has been cancelled.

LAT...LON 3539 9852 3528 9839 3516 9835 3510 9862
      3512 9864 3511 9864 3512 9865 3512 9867
      3525 9886
TIME...MOT...LOC 2238Z 248DEG 31KT 3520 9866 

$$

OKC015-149-022300-
/O.CON.KOUN.TO.W.0004.000000T0000Z-180502T2300Z/
Washita OK-Caddo OK-
538 PM CDT WED MAY 2 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 600 PM CDT FOR
SOUTHEASTERN WASHITA AND WEST CENTRAL CADDO COUNTIES...
    
At 538 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Alfalfa, moving east at 35 mph.

HAZARD...Tornado and two inch hail. 

SOURCE...Radar indicated rotation. 

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely. 

Locations impacted include...
Carnegie, Eakly, Fort Cobb Reservoir, Alfalfa, Albert, Cloud Chief
and Cowden.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a storm shelter, safe room, or an interior
room on the lowest floor of a sturdy building. Avoid windows. If you
are outdoors, in a mobile home, or in a vehicle, move to the closest
substantial shelter and protect yourself from flying debris.

&&

LAT...LON 3539 9852 3528 9839 3516 9835 3510 9862
      3512 9864 3511 9864 3512 9865 3512 9867
      3525 9886
TIME...MOT...LOC 2238Z 248DEG 31KT 3520 9866 

TORNADO...RADAR INDICATED
HAIL...2.00IN

$$

MAHALE

276 
WWUS54 KOUN 022247
SVSOUN

Severe Weather Statement
National Weather Service Norman OK
547 PM CDT WED MAY 2 2018

OKC015-149-022300-
/O.CON.KOUN.TO.W.0004.000000T0000Z-180502T2300Z/
Washita OK-Caddo OK-
547 PM CDT WED MAY 2 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 600 PM CDT FOR EAST
CENTRAL WASHITA AND WEST CENTRAL CADDO COUNTIES...
    
At 547 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Alfalfa, moving east at 35 mph.

HAZARD...Tornado and golf ball size hail. 

SOURCE...Radar indicated rotation. 

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely. 

Locations impacted include...
Eakly, Fort Cobb Reservoir, Alfalfa and Albert. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a storm shelter, safe room, or an interior
room on the lowest floor of a sturdy building. Avoid windows. If you
are outdoors, in a mobile home, or in a vehicle, move to the closest
substantial shelter and protect yourself from flying debris.

&&

LAT...LON 3511 9857 3513 9864 3531 9871 3539 9852
      3528 9839 3516 9835
TIME...MOT...LOC 2247Z 248DEG 31KT 3523 9857 

TORNADO...RADAR INDICATED
HAIL...1.75IN

$$

MAHALE

The office that day

Everything else NWS Norman, OK issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 2, 2:36 PM CDT	Special Weather Statement	OUN	Beckham	24 min
May 2, 2:39 PM CDT	Special Weather Statement	OUN	Harmon	21 min
May 2, 2:46 PM CDT	Special Weather Statement	OUN	Harper	29 min
May 2, 2:52 PM CDT	Severe Thunderstorm Warning	OUN	Harper	19 min
May 2, 2:54 PM CDT	Severe Thunderstorm Warning	OUN	Harmon	51 min
May 2, 3:08 PM CDT	Severe Thunderstorm Warning	OUN	Beckham, Roger Mills	52 min
May 2, 3:16 PM CDT	Special Weather Statement	OUN	Harper	44 min
May 2, 3:20 PM CDT	Severe Thunderstorm Warning	OUN	Beckham, Greer, Harmon	25 min
May 2, 3:24 PM CDT	Severe Thunderstorm Warning	OUN	Greer, Harmon, Jackson	36 min
May 2, 3:39 PM CDT	Severe Thunderstorm Warning	OUN	Beckham, Roger Mills	51 min
May 2, 3:48 PM CDT	Special Weather Statement	OUN	Harmon	27 min
May 2, 3:55 PM CDT	Special Weather Statement	OUN	Harper	65 min
May 2, 3:55 PM CDT	Severe Thunderstorm Warning	OUN	Beckham, Greer, Kiowa, Washita	50 min
May 2, 4:04 PM CDT	Severe Thunderstorm Warning	OUN	Greer, Harmon, Jackson, Kiowa	41 min
May 2, 4:10 PM CDT	Severe Thunderstorm Warning	OUN	Custer, Dewey, Roger Mills	50 min
May 2, 4:23 PM CDT	Tornado Warning	OUN	Greer, Kiowa	39 min
May 2, 4:27 PM CDT	Severe Thunderstorm Warning	OUN	Jackson, Tillman	48 min
May 2, 4:42 PM CDT	Severe Thunderstorm Warning	OUN	Harper, Woods	31 min
May 2, 4:43 PM CDT	Severe Thunderstorm Warning	OUN	Jackson	47 min
May 2, 4:56 PM CDT	Severe Thunderstorm Warning	OUN	Kiowa, Washita	49 min
May 2, 4:59 PM CDT	Severe Thunderstorm Warning	OUN	Blaine, Custer, Dewey	46 min
May 2, 5:14 PM CDT	Severe Thunderstorm Warning	OUN	Comanche, Jackson, Kiowa, Tillman	46 min
May 2, 5:29 PM CDT	Severe Thunderstorm Warning	OUN	Jackson, Tillman	46 min
May 2, 5:35 PM CDT	Severe Thunderstorm Warning	OUN	Greer, Jackson, Kiowa	29 min
May 2, 5:57 PM CDT	Severe Thunderstorm Warning	OUN	Caddo, Canadian, Grady	48 min
May 2, 5:58 PM CDT	Severe Thunderstorm Warning	OUN	Caddo, Comanche, Kiowa, Tillman	62 min
May 2, 6:00 PM CDT	Severe Thunderstorm Warning	OUN	Blaine, Garfield, Kingfisher, Major, Noble	45 min
May 2, 6:01 PM CDT	Severe Thunderstorm Warning	OUN	Caddo, Kiowa, Washita	44 min
May 2, 6:15 PM CDT	Severe Thunderstorm Warning	OUN	Comanche, Cotton, Tillman	45 min
May 2, 6:18 PM CDT	Severe Thunderstorm Warning	OUN	Caddo	42 min
May 2, 6:23 PM CDT	Tornado Warning	OUN	Tillman	37 min
May 2, 6:36 PM CDT	Severe Thunderstorm Warning	OUN	Caddo, Grady	39 min
May 2, 6:43 PM CDT	Severe Thunderstorm Warning	OUN	Caddo, Canadian, Grady	47 min
May 2, 6:44 PM CDT	Severe Thunderstorm Warning	OUN	Garfield, Noble	35 min
May 2, 6:47 PM CDT	Tornado Warning Considerable damage threat	OUN	Comanche, Cotton, Tillman	28 min
May 2, 6:58 PM CDT	Severe Thunderstorm Warning	OUN	Caddo, Comanche	47 min

Nearby

Tornado Warnings in Oklahoma, 2018 Every tornado warning in 2018 Tornadoes in 2018

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.